JP2013009143A - Attaching structure of vehicle antenna - Google Patents

Abstract

Space saving is achieved in the height direction of a vehicle while securing rigidity of a portion where a roof panel and a rule rail inner are attached, and the amount of adhesive used is suppressed.
A roof rail inner 20 is disposed below a roof panel 12, and a front flange 22 extending in the vehicle width direction is provided at a front portion of the roof rail inner 20. A roof panel side mounting recess 32 is provided in the roof panel 14. The front flange 22 is provided with a flange-side mounting recess 34 that overlaps the roof panel-side mounting recess 32 from below. The portions of the front flange 22 on both sides in the vehicle width direction of the flange-side mounting recess 34 are attached to the roof panel 14 with the adhesive 2. The flange-side mounting recess 34 is overlapped with the roof panel-side mounting recess 32 and is fastened to the flange-side mounting recess 34 with the roof panel 12 sandwiched between the male screw member 30 and the nut 36 provided on the antenna base 24.
[Selection] Figure 1

Description

  The present invention relates to a mounting structure for a vehicle antenna.

An antenna for a vehicle that receives radio waves such as FM broadcast, television broadcast, mobile phone, and GPS projects from the roof basic surface and determines the height of the vehicle, and is mainly attached to the front or rear of the roof panel. In many cases (see Patent Document 1). The vehicle antenna includes an antenna base attached to a roof panel and an antenna main body protruding upward from the antenna base.
On the other hand, there is a roof rail inner disposed near the rear of the passenger compartment and below the roof panel, and the roof rail inner is attached to the roof panel (see Patent Document 2).
In this case, spot welding between the roof rail inner and the roof panel impairs the appearance of the roof panel, which is the design surface. Therefore, a structure is adopted in which the roof panel and the roof rail inner are bonded together with an adhesive (mastic sealer). Has been. This adhesive (mastic sealer) is relatively expensive.
By the way, when arrange | positioning a vehicle antenna in the rear part of a roof panel, in order to simplify an attachment structure, it is possible to attach an antenna base to the location which is not attached to a roof rail inner among roof panels.

JP 2005-57653 A JP 2003-118635 A

However, in the vehicle antenna mounting structure described above, the roof panel is deformed when an external force is applied to the antenna because the antenna base is attached to a portion of the roof panel that is not joined to the roof rail inner and has low rigidity. Concern is easy.
Even if the antenna body is removed from the antenna base, the antenna base protrudes from the upper surface of the roof panel, so that the antenna base occupies extra space above the roof panel. Therefore, it is desirable to reduce the space in the height direction of the vehicle including the antenna base as much as possible in view of the deterioration of aerodynamics, the increase in capacity when the vehicle is transported by ship, or the limitation when parking in the multilevel parking lot. It is rare.
In addition, it is advantageous in reducing the cost if the amount of the relatively expensive adhesive used can be suppressed while securing the rigidity of the portion where the roof panel and the rule rail inner are attached.
The present invention has been made in view of such circumstances, and its purpose is to save space in the height direction of the vehicle while ensuring the rigidity of the location where the roof panel and the rule rail inner are attached, And it is providing the antenna mounting structure for vehicles which can suppress the usage-amount of an adhesive agent.

  In order to achieve the above object, the present invention provides a roof panel disposed above a passenger compartment, a roof rail inner disposed above the passenger compartment and below the roof panel, and an antenna attached to the roof panel. In a vehicle having a base, a roof panel side mounting recess is provided in the roof panel above the rear part of the vehicle compartment, the roof panel side mounting recess sandwiching the roof panel side mounting recess, and the antenna base and the The roof rail inner is fixed.

According to the first aspect of the present invention, since the vehicle antenna is attached to the location of the roof panel coupled to the roof rail inner, rigidity is ensured at the location of the roof panel to which the vehicle antenna is attached. . Further, since the vehicle antenna is housed and attached in the mounting recess on the roof panel side, the antenna base does not occupy extra space above the roof panel, and space saving in the height direction of the vehicle is achieved. Is advantageous. Furthermore, since the antenna base and the roof rail inner are fixed with the roof panel side mounting recess interposed therebetween, the adhesive at this location can be omitted, and the bonding for attaching the roof panel and the roof rail inner is possible. This is advantageous in reducing the amount of agent used.
According to the second aspect of the present invention, it is possible to reinforce the rigidity of the portion where the antenna base and the roof rail inner are fixed with the roof panel side mounting recess and the flange side mounting recess sandwiching the roof panel side mounting recess. It becomes.
According to the third aspect of the present invention, since both the bottom wall and both side walls of the roof panel side mounting recess and the flange side mounting recess are overlapped, the roof rail inner is mounted on the roof panel in the vehicle width direction. This is advantageous for improving the strength.
According to the fourth aspect of the present invention, it is difficult for rainwater to accumulate in the roof panel-side mounting recess, and therefore, measures against drainage are facilitated, which is advantageous in terms of simplification of the structure and cost reduction.
According to the fifth aspect of the present invention, it is advantageous to reduce the amount of use of the adhesive and to suppress the use amount of the adhesive for attaching the roof panel and the roof rail inner.

It is a side view which shows the attachment structure of the vehicle antenna in embodiment. It is A arrow directional view of FIG. FIG. 3 is a sectional view taken along line BB in FIG. 2. It is CC sectional view taken on the line of FIG. FIG. 3 is a sectional view taken along the line DD in FIG. 2.

Next, embodiments will be described.
As shown in FIG. 1, a vehicle 10 according to the present embodiment includes a roof panel 14 disposed above a passenger compartment 12, and a rear portion of the passenger compartment 12 that is disposed at the rear of the roof panel 14 so as to be opened and closed vertically. A partitioning tailgate 16 and a vehicle antenna 18 are provided.
As shown in FIGS. 1 and 2, a roof rail inner 20 is disposed above the rear portion of the passenger compartment 12 and below the roof panel 12. The roof rail inner 20 extends before the vehicle rail extends in the front-rear direction of the vehicle body. A flange 22 is provided. Both the roof panel 14 and the roof rail inner 20 are made of sheet metal.
The rear portion of the roof rail inner 20 in the front-rear direction and the both sides of the roof rail inner 20 in the vehicle width direction are attached to the roof panel 14 with an adhesive (mastic sealer) 2.

The vehicle antenna 18 includes an antenna base 24 and an antenna body 26.
The antenna base 24 has a flat plate shape, and a male screw member 30 projects from the lower surface thereof.
The antenna body 26 protrudes upward from the upper portion of the antenna base 24. In the present embodiment, the antenna body 26 has an axial shape, and a base end thereof is detachably attached to the antenna base 24 and is swingable.
The shape of the antenna body 26 is not limited to a shaft shape, and various conventionally known antenna bodies 26 can be used.

A roof panel side mounting recess 32 is provided at a location of the roof panel 14 above the rear portion of the vehicle compartment 12.
The roof panel-side mounting recess 32 is a place where the antenna base 24 of the vehicle antenna 18 is accommodated and mounted.
As shown in FIGS. 3 and 4, the roof panel side mounting recess 32 includes a bottom wall 3202 extending in the vehicle body front-rear direction, side walls 3204 standing from both sides of the bottom wall 3202 in the vehicle width direction, and the side walls 3204. It has a front wall 3206 that stands up from the front part in the vehicle body front-rear direction, and is formed open at the rear in the vehicle body front-rear direction.
The antenna base 24 is placed on the bottom wall 3202, and with the antenna base 24 placed in this manner, the upper surface of the antenna base 24 is positioned lower than the highest portion of the roof panel 14. The depth of the roof panel side mounting recess 32 is determined.

Further, the front flange 22 of the roof rail inner 20 is provided with a flange side mounting recess 34 that is overlapped with the roof panel side mounting recess 32 from below.
The flange-side mounting recess 34 has a bottom wall 3402 and a side wall 3404 that overlap the bottom wall 3202 and the side wall 3204 of the roof panel-side mounting recess 32.

Attachment of the vehicle antenna 18 to the roof panel 14 and attachment of the roof panel 14 and the front flange 22 of the roof rail inner 20 are performed as follows.
That is, as shown in FIGS. 2, 3, and 5, the portions of the front flange 22 positioned on both sides in the vehicle width direction of the flange-side mounting recess 34 are attached to the roof panel 14 with the adhesive 2.
Further, as shown in FIGS. 3 and 4, the antenna base 24 and the roof rail inner 20 are fixed with the roof panel side mounting recess 32 sandwiched by the roof panel side mounting recess 32.
Specifically, the vehicle antenna 18 is superimposed on the flange-side mounting recess 34 and the roof panel-side mounting recess 32, and is attached to the roof panel side mounting recess by a male screw member 30 that is a mounting member provided on the antenna base 24 and a nut 36 that is a fastening member. 32 and the flange-side mounting recess 34 are attached to the roof panel 14 by being fastened.
More specifically, the bottom wall 3402 and the side wall 3404 of the flange side mounting recess 34 are overlapped with the bottom wall 3202 and the side wall 3204 of the roof panel side mounting recess 32, and the antenna base 24 is placed on the bottom wall 3202 of the roof panel side mounting recess 32. Placed. The male screw member 30 passes through the screw insertion holes 3410 and 3210 (FIG. 2) of both the bottom walls 3402 and 3202 of the flange-side mounting recess 34 and the roof panel-side mounting recess 32, and the bottom of the flange-side mounting recess 34. The antenna base 24 and the flange side mounting recess 34 are attached with the roof panel side mounting recess 32 sandwiched between them by fastening the bottom walls 3402 and 3202 with the nut 36 screwed onto the male screw member 30 on the lower surface of the wall 3402. That is, the antenna base 24 and the front flange 22 of the roof rail inner 20 are attached by the male screw member 30 and the nut 36 across the roof panel 14.

According to the present embodiment, since the vehicle antenna 18 is attached to the roof rail inner 20 with the roof panel 14 interposed therebetween, rigidity is ensured at the location of the roof panel 14 to which the vehicle antenna 18 is attached. Even when an external force is applied, the deformation of the roof panel 14 is greatly improved.
Further, since the vehicle antenna 18 is housed and attached in the roof panel side mounting recess 32, the antenna base 24 does not occupy an extra space above the roof panel, and the vehicle is transported by ship, or This is convenient when parking in a multistory parking lot.
Further, since the antenna base 24 and the roof rail inner 20 are fixed with the roof panel side mounting recess 32 interposed therebetween, the adhesive at the fixing portion can be omitted, and the roof panel 14 and the roof rail inner 20 can be removed. This is advantageous in reducing the amount of adhesive used for attachment.

In the embodiment, the roof panel side mounting recess 32 and the flange side mounting recess 34 are attached by fastening the male screw member 30 and the nut 36, and the roof rail inner 20 is sufficient around the fastening portion. Can be reinforced. Therefore, the adhesive (mastic sealer) can be omitted, and the amount of the adhesive 2 (mastic sealer) for attaching the roof panel 14 and the roof rail inner 20 can be suppressed, which is advantageous in reducing the cost. Become.
In the embodiment, when the roof panel side mounting recess 32 and the flange side mounting recess 34 are overlapped, both the bottom walls 3202 and 3402 and both the side walls 3204 and 3404 are overlapped. On the other hand, it is advantageous in improving the mounting strength of the roof rail inner 20 in the vehicle width direction.
Further, in the embodiment, the roof panel side mounting recess 32 is formed in an open shape at the rear in the longitudinal direction of the vehicle body, so that rainwater does not easily accumulate in the roof panel side mounting recess 32, and therefore, measures for drainage are facilitated. This is advantageous in simplifying the structure and reducing costs.

  2 ... Adhesive (mastic sealer), 10 ... vehicle, 12 ... vehicle compartment, 14 ... roof panel, 18 ... vehicle antenna, 20 ... roof rail inner, 22 ... front flange, 24 ... antenna Base, 26 ... Antenna body, 30 ... Male screw member, 32 ... Roof panel mounting recess, 3202 ... Bottom wall, 3204 ... Side wall, 34 ... Flange side mounting recess, 3402 ... Bottom wall, 3404 ... ... sidewalls, 36 ... nuts.

Claims (5)

In a vehicle having a roof panel disposed above a passenger compartment, a roof rail inner disposed above the passenger compartment and below the roof panel, and an antenna base attached to the roof panel,
A roof panel side mounting recess is provided in the roof panel above the rear of the vehicle compartment,
In the roof panel side mounting recess, sandwiching the roof panel side mounting recess, the antenna base and the roof rail inner are fixed,
A mounting structure for a vehicle antenna. A front flange extending in the vehicle width direction is provided at a front portion of the roof rail inner in the vehicle longitudinal direction,
The front flange is provided with a flange side mounting recess that is overlapped with the roof panel side mounting recess from below.
The mounting structure for a vehicle antenna according to claim 1. The roof panel side mounting recess has a bottom wall extending in the longitudinal direction of the vehicle body, and side walls rising from both sides of the bottom wall on the vehicle width direction side,
The flange side mounting recess has a bottom wall and a side wall that overlap the bottom wall and the side wall of the roof panel side mounting recess,
The bottom wall and side wall of the flange-side mounting recess are overlapped with the bottom wall and side wall of the roof panel-side mounting recess, the antenna base is placed on the bottom wall of the roof panel-side mounting recess, and the flange is supported by a mounting member. It is made by penetrating both bottom walls of the side mounting recess and the roof panel side mounting recess and fastening both the bottom walls by a fastening member.
The mounting structure for a vehicle antenna according to claim 2. The roof panel side mounting recess is formed in an open shape at the rear in the longitudinal direction of the vehicle body.
The mounting structure for a vehicle antenna according to any one of claims 1 to 3, wherein: The front flange portions located on both sides in the vehicle width direction of the flange-side mounting recess are attached to the roof panel with an adhesive,
The vehicle antenna mounting structure according to any one of claims 2 to 4, wherein the vehicle antenna mounting structure is provided.

Images